1) low HF concentration
低HF浓度
1.
Preparation of porous silicon etched by pulsed electrochemical method at low HF concentration;
用脉冲电化学法在低HF浓度下制备多孔硅的研究
2) high concentration HF wastewater
高浓度HF废水
1.
When high concentration HF wastewater is processed with two-stage chemical method,fluorine ion concentration of the treated water can meet the national effluent standard(closs A).
采用两段式化学法处理高浓度HF废水,处理水中氟离子可达到国家一级排放标准。
3) low concentration
低浓度
1.
Study on the useful life of low concentration mercury standard solution by atomic fluorescence spectrometry;
原子荧光光谱法考察低浓度汞标准溶液有效保存期
2.
Study on removal of low concentration of SO_2 by cellulose-based activated carbon fiber;
粘胶基活性炭纤维用于低浓度SO_2常温脱除的实验研究
3.
Application research of a new type of composite ball carrier in the recycling of wastewater of low concentration;
一种新型复合球填料在低浓度污水再生回用中的应用研究
4) low strength COD
低浓度COD
1.
The start-up of expanded granular sludge bed reactor with low strength COD;
结果表明,上升流速、絮凝剂和污泥类型对颗粒污泥的形成有影响;接种好氧活性污泥在低浓度COD下,合理控制负荷速率能成功启动EGSB反应器。
5) low concentration sulfur dioxide
低浓度SO2
1.
The Zinc Oxide devise to deal with low concentration Sulfur Dioxide off-gas of Zinc leaching residue in volatilization kiln is introduced in detail in principle, process, important technique economy parameter and existing problem.
叙述了锌浸出渣挥发窑中硫元素的来源及其分布,对国内外目前的低浓度SO2烟气的处理方法进行了分析对比。
6) low-concentration
低浓度
1.
Study on the rheology and the influence factor of low-concentration carrageenan;
卡拉胶溶液在低浓度时的流变性能及其影响因素研究
2.
Preparation of carbamide peroxide from low-concentration hydrogen peroxide;
低浓度过氧化氢制备过碳酸酰胺
3.
The effects of the rheological properties of low-concentration arabic gum with different concentration,shearing rate,temperature,pH and stirring time on the viscosity of gum solution was studied.
以低浓度阿拉伯树胶溶液为研究对象,考察了其流变特性及浓度、剪切速率、温度、pH、搅拌时间对溶液粘度的影响。
补充资料：低都儿低
1.低而又低，很低。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条